SYDNEY - Farming kangaroos instead of sheep and cattle in Australia could cut by almost a quarter the greenhouse gases produced by grazing livestock, which account for 11 percent of the nation's annual emissions, said a new study.
Removing seven million cattle and 36 million sheep by 2020 and replacing them with 175 million kangaroos, to produce the same amount of meat, could lower national greenhouse gases by 3 percent a year, said the University of New South Wales study.
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